Answer:
10%
Step-by-step explanation:
The change is 90-100 = -10. As a percentage of the original amount, that is ...
-10/100 × 100% = -10%
The change from 100 to 90 is a reduction of 10%.
Answer:
-4
Step-by-step explanation:
1. Substitute the x values and y values
2(-7) -5(-2)
-14 +10
-4
Answer:
Erica
Step-by-step explanation:
The given expression is
.
The prime factorization of the first term is

The prime factorization of the second term is

The greatest common factor is product of the least powers of the common factors.

Therefore Erica is correct.
Answer:
2a2b-6ab2+9ab+5 is right answer
I got that x equaled -5? Sorry it seems like none of those are your answer choices.